It was only after he had read the papers Mr. Gross realized the task before him was extremely difficult to complete.
A. when B. that
C. which D. What
Only by increasing the number of doctors by 50 percent properly in this hospital.
A. can be the patients treated
B. can the patients be treated
C. the patients can be treated
D. treated can be the patients
I don’t become a serious climber until the fifth grade, ______ I went up to rescue a kite that was stuck in the branches of a tree.
A. when B. where
C. which D. Why
ourselves from the physical and mental tensions, we each need deep thought and inner quietness.
A. Having freed B. Freed
C. To free D. Freeing
Generally, students’inner motivation with high expectations from others _________ essential to their development.
A. is B. are
C. was D. were
It’s standard practice for a company like this one______ a security officer.
A. employed B. being employed
C. to employ D. employs